Abstract

Transfer of passive immunity in 24 calves fed with colostrum, was studied at the end of the first day of life. Results show that gammaglobulin concentrations in calver were: 2,90 ± 0,32 and 2,12 ± 0,91 for animals fed from mothers or nipple pail, respectively. Among the 24 calves, five presented problems in immunoglobulin absortion.

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